MDA-3-R Cooper/Bussmann, MDA-3-R Datasheet - Page 2

• Manufacturer Part Number: MDA-3-R
• Description: FUSE 3A 250V T-LAG CER
• Manufacturer: Cooper/Bussmann
• Series: MDAr
• Type: Time Lagr

Specifications of MDA-3-R

• Fuse Type: Slow Blow, Time Lag
• Voltage - Rated: 250VAC
• Current: 3A
• Package / Case: Cylindrical, 3AG, 1/4" x 1 1/4", 6x32mm
• Size / Dimension: 0.250" Dia x 1.250" L (6.35mm x 31.75mm)
• Mounting Type: Holder
• Dc Cold Resistance: 0.054 Ohm
• Melting I²t: 44.99
• Application: Cylinder
• Brand/series: MDA Series
• Current, Rating: 3 A
• Dimensions: 0.25x1.25 "
• Material, Body: Ceramic
• Primary Type: Cylinder
• Resistance, Dc: 0.0507 Ohms
• Size: 3AG
• Termination: Cartridge
• Voltage, Rating: 250 VAC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Operating Temperature: -
• Color: -
• Lead Free Status / Rohs Status: RoHS Compliant part

Description
• Time Delay, ceramic tube
• Optional axial leads available
• 1/4 x 1-1/4 (6.3mm x 32mm) physical size
• Ceramic tube, nickel-plated brass endcap construction
• UL Listed product meets standard 248-14
Agency Information
• UL Listed Card: MDA 2/10 - 20A (Guide JDYX,
• UL Recognized Card: MDA 25 - 30A (Guide JDYX2,
• CSA Certification Card: MDA 2/10 - 20
• CSA Component Acceptance: MDA 25-30A
Environmental Data
• Shock: 1/100A and 8/10A – MIL-STD-202,
• Vibration: 1/100A and 8/10A – MIL-STD-202,
Ordering
• Specify packaging, product, and option code
* Interrupting Ratings (Measured at 70% - 80% power factor on AC. The interrupting ratings for 25Amp, 30Amp were measured at 90% - 100% power factor on AC)
** DC Cold Resistance (Measured at ≤10% of rated current)
† Typical Melting I
‡ Typical Voltage Drop (Voltage drop was measured at 25°C ambient temperature at rated current)
Product
Code
MDA-1/4
MDA-1/2
MDA-3/4
MDA-1
MDA-1-1/2
MDA-2
MDA-2-1/2
MDA-3
MDA-4
MDA-5
MDA-6
MDA-7
MDA-8
MDA-10
MDA-12
MDA-15
MDA-20
MDA-25A
MDA-30A
Rated Current
File E19180)
File E19180)
(Class No. 1422-01)
(Class No. 1422-30)
Method 213, Test Condition I;
1A thru 30A – MIL-STD-202, Method 207,
(HI Shock)
Method 201; 1/4A thru 30A – MIL-STD-202,
Method 204, Test Condition C (Except 5g, 500HZ)
1/4 - 30A
ELECTRICAL CHARACTERISTICS
2
t (A
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
2
Sec) (I
AC
Amp Rating
Voltage
Rating
2
t was measured at listed interrupting rating and rated voltage)
100%
135%
200%
125V
125V
125V
DC
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
1500A
1500A
1500A
120 Seconds Max.
250V
100A
100A
200A
200A
200A
200A
200A
200A
200A
200A
750A
750A
AC Interrupting
35A
35A
35A
35A
60 Minutes Max.
Opening Time
Rating*
None
10000A
10000A
10000A
10000A
10000A
10000A
10000A
10000A
10000A
10000A
10000A
10000A
10000A
10000A
10000A
10000A
10000A
10000A
10000A
125V
SPECIFICATIONS
DC Interrupting
10000A
10000A
10000A
Rating
MDA Series, Time Delay, Ceramic Tube
2002/95/EC
125V
RoHS
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Dimensions (
Drawing Not to Scale
Typical DC Cold
Resistance**
mm
0.06685
0.02355
0.01850
0.01475
0.01230
0.00858
0.00725
0.00543
0.00358
0.00309
0.00243
(ohms)
⁄
0.8555
0.2585
0.1645
0.0507
0.0346
in
9.325
1.925
0.560
)
1/4" x 1-1/4" Fuses
Melting I
Typical
1491.3
134.0
345.9
534.3
580.3
944.0
113.8
206.2
439.5
667.9
997.0
0.68
11.1
25.0
64.0
28.9
40.9
AC
2.3
7.8
2
t†
Voltage
Typical
Drop‡
0.691
0.623
0.213
0.182
0.162
0.145
0.141
0.137
0.134
0.114
0.107
0.095
0.105
0.110
4.00
1.42
1.31
1.03
N/A